pbplus-cognito-sdk
Version:
AWS Cognito login flow sdk for PBPlus.
155 lines (151 loc) • 4.91 kB
JavaScript
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
;
const Template = require("../Template");
class WebWorkerMainTemplatePlugin {
apply(mainTemplate) {
const needChunkOnDemandLoadingCode = chunk => {
for (const chunkGroup of chunk.groupsIterable) {
if (chunkGroup.getNumberOfChildren() > 0) return true;
}
return false;
};
mainTemplate.hooks.localVars.tap(
"WebWorkerMainTemplatePlugin",
(source, chunk) => {
if (needChunkOnDemandLoadingCode(chunk)) {
return Template.asString([
source,
"",
"// object to store loaded chunks",
'// "1" means "already loaded"',
"var installedChunks = {",
Template.indent(chunk.ids.map(id => `${id}: 1`).join(",\n")),
"};"
]);
}
return source;
}
);
mainTemplate.hooks.requireEnsure.tap(
"WebWorkerMainTemplatePlugin",
(_, chunk, hash) => {
const chunkFilename = mainTemplate.outputOptions.chunkFilename;
return Template.asString([
"promises.push(Promise.resolve().then(function() {",
Template.indent([
'// "1" is the signal for "already loaded"',
"if(!installedChunks[chunkId]) {",
Template.indent([
"importScripts(" +
mainTemplate.getAssetPath(JSON.stringify(chunkFilename), {
hash: `" + ${mainTemplate.renderCurrentHashCode(hash)} + "`,
hashWithLength: length =>
`" + ${mainTemplate.renderCurrentHashCode(
hash,
length
)} + "`,
chunk: {
id: '" + chunkId + "'
}
}) +
");"
]),
"}"
]),
"}));"
]);
}
);
mainTemplate.hooks.bootstrap.tap(
"WebWorkerMainTemplatePlugin",
(source, chunk, hash) => {
if (needChunkOnDemandLoadingCode(chunk)) {
const chunkCallbackName =
mainTemplate.outputOptions.chunkCallbackName;
const globalObject = mainTemplate.outputOptions.globalObject;
return Template.asString([
source,
`${globalObject}[${JSON.stringify(
chunkCallbackName
)}] = function webpackChunkCallback(chunkIds, moreModules) {`,
Template.indent([
"for(var moduleId in moreModules) {",
Template.indent(
mainTemplate.renderAddModule(
hash,
chunk,
"moduleId",
"moreModules[moduleId]"
)
),
"}",
"while(chunkIds.length)",
Template.indent("installedChunks[chunkIds.pop()] = 1;")
]),
"};"
]);
}
return source;
}
);
mainTemplate.hooks.hotBootstrap.tap(
"WebWorkerMainTemplatePlugin",
(source, chunk, hash) => {
const hotUpdateChunkFilename =
mainTemplate.outputOptions.hotUpdateChunkFilename;
const hotUpdateMainFilename =
mainTemplate.outputOptions.hotUpdateMainFilename;
const hotUpdateFunction = mainTemplate.outputOptions.hotUpdateFunction;
const globalObject = mainTemplate.outputOptions.globalObject;
const currentHotUpdateChunkFilename = mainTemplate.getAssetPath(
JSON.stringify(hotUpdateChunkFilename),
{
hash: `" + ${mainTemplate.renderCurrentHashCode(hash)} + "`,
hashWithLength: length =>
`" + ${mainTemplate.renderCurrentHashCode(hash, length)} + "`,
chunk: {
id: '" + chunkId + "'
}
}
);
const currentHotUpdateMainFilename = mainTemplate.getAssetPath(
JSON.stringify(hotUpdateMainFilename),
{
hash: `" + ${mainTemplate.renderCurrentHashCode(hash)} + "`,
hashWithLength: length =>
`" + ${mainTemplate.renderCurrentHashCode(hash, length)} + "`
}
);
return (
source +
"\n" +
`var parentHotUpdateCallback = ${globalObject}[${JSON.stringify(
hotUpdateFunction
)}];\n` +
`${globalObject}[${JSON.stringify(hotUpdateFunction)}] = ` +
Template.getFunctionContent(
require("./WebWorkerMainTemplate.runtime.js")
)
.replace(/\/\/\$semicolon/g, ";")
.replace(/\$require\$/g, mainTemplate.requireFn)
.replace(/\$hotMainFilename\$/g, currentHotUpdateMainFilename)
.replace(/\$hotChunkFilename\$/g, currentHotUpdateChunkFilename)
.replace(/\$hash\$/g, JSON.stringify(hash))
);
}
);
mainTemplate.hooks.hash.tap("WebWorkerMainTemplatePlugin", hash => {
hash.update("webworker");
hash.update("3");
hash.update(`${mainTemplate.outputOptions.publicPath}`);
hash.update(`${mainTemplate.outputOptions.filename}`);
hash.update(`${mainTemplate.outputOptions.chunkFilename}`);
hash.update(`${mainTemplate.outputOptions.chunkCallbackName}`);
hash.update(`${mainTemplate.outputOptions.globalObject}`);
});
}
}
module.exports = WebWorkerMainTemplatePlugin;